It is right beside the thermostat housing, and that is where the top radiator hose hooks to the engine.
2003 4.3's do not have an egr valve.
The EGR valve is located in the center of the intake, at the front of the engine, between the alternator and the A/C compressor. I've added a picture of the location to the links on the right. It is titled "Picture of EGR valve location, on 1996 - 2001 4.3L (262c.i.) Vortec V6 engines"
Most major auto part stores will stock the standard EGR valve for a Vortec 4.3-liter engine. You may have to visit several to find one that has it.
10243880 if from 95-00 Vortec. Closest I could find.
you should be able to use the vortec rockers true rollers u should find on e bay for a resonal price
where can i find a diagram for a 1997 chevy s10 brake switch?
It is about 3 inches long and has a electrical connecter hooked to it. You can find it back by the distributor shaft, just behind it and it is screewed into the top of the engine block.
where do I find the egr valve on a 1999 Chevy Cavalier?
in what location can I find the pcv valve on my 2002 chevy tahoe
You can find the PCV valve for your 1997 Mitsubishi Montero on top of the engine. The PCV valve will be in front of the air cleaner housing.
on automatic transmission
Owners manual, positive.